Finding the Fourth Proportional to 3,816,442.04, 5,266,701.45 and 2,097,738.68
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Solution
The fourth proportional to 3,816,442.04, 5,266,701.45 and 2,097,738.68 is: 2,894,885.66
Step by Step Solution
- Step 1: Write the proportion equation
3,816,442.04 : 5,266,701.45 = 2,097,738.68 : x - Step 2: Convert to fraction form
3,816,442.04/5,266,701.45 = 2,097,738.68/x - Step 3: Cross multiply
3,816,442.04x = 5,266,701.45 × 2,097,738.68 - Step 4: Simplify right side
3,816,442.04x = 11,048,163,347,677.09 - Step 5: Solve for x
x = 11,048,163,347,677.09/3,816,442.04 - Step 6: Final answer
x = 2,894,885.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.